UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011800.upa.cvt Date: 0000Z 18 JAN 26 Searching for U5123... Searching the city database file for: U5123 ... Date:0000Z 18 JAN 26 Station: U5123 WMO ident: 25123 Latitude: 68.80 Longitude: 161.28 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1028 29 -30.1 -36.1 56 6.0 -30.4 110 5 241.1 241.2 240.9 241.6 0.17 1 1000 225 -30.7 -35.1 65 4.4 -30.9 215 7 242.4 242.5 242.2 243.0 0.19 2 996 253 -30.7 -35.1 65 4.4 -30.9 220 8 242.7 242.8 242.5 243.3 0.19 3 939 671 -23.3 -26.7 74 3.4 -23.7 288 17 254.4 254.5 253.5 255.6 0.46 4 925 779 -22.7 -25.8 76 3.1 -23.1 305 19 256.1 256.2 255.1 257.5 0.50 5 907 927 -21.5 -24.5 77 3.0 -21.9 306 19 258.8 258.9 257.4 260.4 0.58 6 901 976 -21.7 -24.5 78 2.8 -22.1 307 18 259.1 259.2 257.6 260.7 0.58 7 850 1412 -24.3 -27.4 75 3.1 -24.6 310 17 260.7 260.8 258.7 262.0 0.47 8 823 1646 -25.9 -28.9 76 3.0 -26.2 313 19 261.4 261.5 259.2 262.6 0.43 9 794 1907 -22.1 -24.9 78 2.8 -22.5 317 21 268.2 268.3 264.6 270.0 0.64 10 700 2823 -25.9 -28.7 77 2.8 -26.2 330 27 273.8 273.9 268.2 275.3 0.51 11 667 3172 -26.7 -29.4 78 2.7 -27.0 332 29 276.7 276.8 270.1 278.2 0.50 12 524 4877 -37.1 -40.0 74 2.9 -37.3 343 36 284.0 284.0 273.8 284.7 0.22 13 500 5200 -38.1 -41.3 72 3.2 -38.3 345 38 286.6 286.6 275.2 287.3 0.21 14 479 5494 -38.7 -42.2 69 3.5 -38.9 345 40 289.4 289.4 276.7 290.0 0.19 15 453 5872 -43.3 -47.3 65 4.0 -43.5 345 42 288.3 288.3 276.0 288.7 0.12 16 431 6205 -43.7 -47.8 64 4.1 -43.9 345 45 291.9 291.9 277.8 292.3 0.12 17 428 6252 -45.1 -49.2 63 4.1 -45.2 345 45 290.7 290.7 277.2 291.0 0.10 18 404 6635 -46.9 -51.1 62 4.2 -47.0 345 48 293.2 293.2 278.4 293.5 0.09 19 401 6684 -48.9 -53.3 60 4.4 -49.0 345 48 291.2 291.2 277.4 291.5 0.07 20 400 6700 -48.9 -53.3 60 4.4 -49.0 345 48 291.4 291.4 277.5 291.7 0.07 21 369 7228 -49.9 -54.3 60 4.4 -50.0 346 44 296.9 296.9 280.1 297.1 0.06 22 366 7281 -51.5 -55.9 59 4.4 -51.6 347 43 295.5 295.5 279.4 295.7 0.05 23 300 8560 -55.5 -60.0 57 4.5 -55.6 350 33 307.1 307.1 284.3 307.3 0.04 24 286 8865 -55.7 -60.2 57 4.5 -55.8 347 29 311.1 311.1 285.8 311.2 0.04 25 250 9730 -52.7 -57.7 55 5.0 -52.8 340 17 327.7 327.7 291.2 328.0 0.06 26 224 10442 -50.5 -56.5 49 6.0 -50.7 298 12 341.5 341.6 294.8 341.9 0.08 27 200 11180 -50.3 -57.3 43 7.0 -50.5 255 7 353.1 353.1 297.4 353.5 0.08 28 181 11833 -50.9 -58.9 38 8.0 -51.2 232 8 362.4 362.4 299.2 362.7 0.07 29 156 12810 -47.5 -57.5 31 10.0 -48.0 199 10 383.9 383.9 302.9 384.4 0.10 30 150 13070 -47.9 -57.9 31 10.0 -48.4 190 11 387.5 387.6 303.5 388.0 0.10 31 144 13338 -49.5 -59.5 30 10.0 -50.0 389.3 389.3 303.8 389.7 0.09 TRP 300 8560 -55.5 -60.0 57 4.5 -55.6 350 33 307.1 307.1 284.3 307.3 0.04 WND Sounding variables and indices 1000-500 mb thick: 4975.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 75.12 % Est. max temperature: -11.30 C = 11.65 F Sfc-Lift cond lev (LCL): 928.22 mb = 753.92 m = 2473.46 ft T: -22.84 C 700-500 lapse rate: 5.13 C/km Conv cond level (CCL): 1000.00 mb = 225.00 m = 738.18 ft Mean mixing ratio: 0.30 g/kg Conv temperature: -28.66 C = -19.59 F Cap Strength: 29.85 C Lifted Index: 31.61 C Risk: None Lifted Index @300 mb: 41.86 C Lifted Index @700 mb: 23.42 C Showalter Index: 20.24 C Risk: None Total Totals Index: 24.50 C Risk: None Vertical Totals Index: 13.80 C Cross Totals Index: 10.70 C K Index: -16.40 Risk: None Sweat Index: 72.00 Risk: None Energy Index: 5.37 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 48.68 J/kg Max Up Vert Vel: 9.87 m/s Conv Inhibition (B-): 22602.35 J/kg Cap Strength: 31.27 C Lift Cond Lev (LCL): 924.46 mb = 783.36 m = 2570.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 3 at 20 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1028 29 110 5 -4.7 1.7 | 171 22 -3.6 22.0 1 1000 225 215 7 4.0 5.7 | 191 27 5.1 26.0 2 925 779 305 19 15.6 -10.9 | 241 19 16.6 9.4 3 850 1412 310 17 13.0 -10.9 | 236 17 14.1 9.3 4 700 2823 330 27 13.5 -23.4 | 282 15 14.6 -3.1 5 500 5200 345 38 9.8 -36.7 | 326 20 10.9 -16.4 6 400 6700 345 48 12.4 -46.4 | 333 29 13.5 -26.1 7 300 8560 350 33 5.7 -32.5 | 331 14 6.8 -12.2 8 250 9730 340 17 5.8 -16.0 | 238 8 6.9 4.3 9 200 11180 255 7 6.8 1.8 | 200 23 7.8 22.1 10 150 13070 190 11 1.9 10.8 | 185 31 3.0 31.1 Wind Parameters Mean winds (0-6000m): 333.0 at 27.1 knts Storm direction: 3.0 at 20.3 knts Shear (0-3000m) pos: 5.5 neg: 0.0 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 115.7 deg Storm rel helicity (0-3000m) pos: 256.1 neg: -5.1 tot: 251.0 m^2/s^2 ave: 83.7 10^-3 m/s^2 rel: 0.84 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 7.3 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 0.42 Bulk Shear: 115.35 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 235 9 198 26| 18.7 0.0 18.7|137.2 0.0 137.2 274.4 0.91| 22.4 20.4 1000 290 13 220 21| 11.9 0.0 11.9|200.6 -1.8 198.8 198.8 0.85| 18.2 15.4 1500 299 14 226 19| 7.7 0.0 7.7|204.2 -5.1 199.1 132.7 0.80| 12.9 10.3 2000 305 16 231 18| 6.7 0.0 6.7|222.2 -5.1 217.1 108.5 0.82| 10.8 8.8 2500 310 17 237 17| 6.0 0.0 6.0|240.5 -5.1 235.4 94.2 0.83| 9.6 8.0 3000 315 19 244 16| 5.5 0.0 5.5|256.1 -5.1 251.0 83.7 0.84| 8.7 7.3 4000 322 22 257 15| 4.6 0.0 4.6|279.0 -5.1 273.9 68.5 0.86| 7.2 6.2 5000 329 24 272 14| 4.2 0.0 4.2|304.8 -5.1 299.7 59.9 0.86| 6.4 5.5 6000 333 27 286 14| 3.7 0.3 4.0|318.8 -5.1 313.7 52.3 0.82| 5.9 4.8 Wrote GIF file: /home/apache/climate/data/raob//U5123/skewt/U5123.skewt.20260118.00.gif